"Charles Duffy" <charles(dot)duffy(at)gmail(dot)com> writes:
> The patch puts a CHECK_FOR_INTERRUPTS in qsort_comparetup.
Just to close out this thread: this is now done for 8.2, per discussion
here:
http://archives.postgresql.org/pgsql-hackers/2006-10/msg00144.php
regards, tom lane